Description: Crafted from food-grade stainless steel, the mug is 100% BPA-free and non-toxic, ensuring no metallic aftertaste or harmful substances leach into your drinks.Its slide lock lid not only stays securely closed but also offers a clear view—letting you check drink levels at a glance without opening. Key Features: -Easy-Operate Slide Lid: Glides open with one hand, —ideal when driving or typing. -Reliable Leakproof Seal: Tight press-fit design prevents spills, safe to carry. -Portable Size: 420ml capacity is compact enough for car cup holders, no bulk for commutes/trips. -Safe Durable Material: BPA-free food-grade stainless steel, non-toxic and built to last. Product Parameters: Capacity:420ml Size(W*H): 8.5x16.6 CM Package: white individual box or custom Meas: 56X47X25CM Qty: 30pcs/ctn G.W.: 9.18 kgs